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-rw-r--r--extensions-builtin/Lora/networks.py5
1 files changed, 4 insertions, 1 deletions
diff --git a/extensions-builtin/Lora/networks.py b/extensions-builtin/Lora/networks.py
index 9fca36b6..96f935b2 100644
--- a/extensions-builtin/Lora/networks.py
+++ b/extensions-builtin/Lora/networks.py
@@ -304,7 +304,10 @@ def network_apply_weights(self: Union[torch.nn.Conv2d, torch.nn.Linear, torch.nn
wanted_names = tuple((x.name, x.te_multiplier, x.unet_multiplier, x.dyn_dim) for x in loaded_networks)
weights_backup = getattr(self, "network_weights_backup", None)
- if weights_backup is None:
+ if weights_backup is None and wanted_names != ():
+ if current_names != ():
+ raise RuntimeError("no backup weights found and current weights are not unchanged")
+
if isinstance(self, torch.nn.MultiheadAttention):
weights_backup = (self.in_proj_weight.to(devices.cpu, copy=True), self.out_proj.weight.to(devices.cpu, copy=True))
else: